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<div class="header">
  <div class="headertitle"><div class="title">compiler.h</div></div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">/*</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment"> * Copyright (c) 2020 Raspberry Pi (Trading) Ltd.</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment"> *</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="comment"> * SPDX-License-Identifier: BSD-3-Clause</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="comment"> */</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span> </div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="preprocessor">#ifndef _PICO_PLATFORM_COMPILER_H</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="preprocessor">#define _PICO_PLATFORM_COMPILER_H</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="preprocessor">#include &quot;hardware/platform_defs.h&quot;</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span><span class="preprocessor">#ifndef __ASSEMBLER__</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span><span class="preprocessor">#if defined __GNUC__</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span><span class="preprocessor">#include &lt;sys/cdefs.h&gt;</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span><span class="comment">// note LLVM defines __GNUC__</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span><span class="preprocessor">#ifdef __clang__</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span><span class="preprocessor">#define PICO_C_COMPILER_IS_CLANG 1</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span><span class="preprocessor">#define PICO_C_COMPILER_IS_GNU 1</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span><span class="preprocessor">#elif defined __ICCARM__</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span><span class="preprocessor">#ifndef __aligned</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span><span class="preprocessor">#define __aligned(x)    __attribute__((__aligned__(x)))</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span><span class="preprocessor">#ifndef __always_inline</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span><span class="preprocessor">#define __always_inline __attribute__((__always_inline__))</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span><span class="preprocessor">#ifndef __noinline</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span><span class="preprocessor">#define __noinline      __attribute__((__noinline__))</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span><span class="preprocessor">#ifndef __packed</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span><span class="preprocessor">#define __packed        __attribute__((__packed__))</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span><span class="preprocessor">#ifndef __printflike</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span><span class="preprocessor">#define __printflike(a, b)</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span><span class="preprocessor">#ifndef __unused</span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span><span class="preprocessor">#define __unused        __attribute__((__unused__))</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span><span class="preprocessor">#ifndef __used</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span><span class="preprocessor">#define __used          __attribute__((__used__))</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span><span class="preprocessor">#ifndef __CONCAT1</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span><span class="preprocessor">#define __CONCAT1(a, b) a ## b</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span><span class="preprocessor">#ifndef __CONCAT</span></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span><span class="preprocessor">#define __CONCAT(a, b)  __CONCAT1(a, b)</span></div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span><span class="preprocessor">#ifndef __STRING</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span><span class="preprocessor">#define __STRING(a)     #a</span></div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span><span class="comment">/* Compatible definitions of GCC builtins */</span></div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span> </div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span><span class="keyword">static</span> <span class="keyword">inline</span> uint __builtin_ctz(uint x) {</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span>  <span class="keyword">extern</span> uint32_t __ctzsi2(uint32_t);</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span>  <span class="keywordflow">return</span> __ctzsi2(x);</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span>}</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span><span class="preprocessor">#define __builtin_expect(x, y) (x)</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span><span class="preprocessor">#define __builtin_isnan(x) __iar_isnan(x)</span></div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span><span class="preprocessor">#error Unsupported toolchain</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span> </div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span><span class="preprocessor">#define __weak __attribute__((weak))</span></div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span> </div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span><span class="preprocessor">#include &quot;pico/types.h&quot;</span></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span><span class="comment">// GCC_Like_Pragma(x) is a pragma on GNUC compatible compilers</span></div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span><span class="preprocessor">#ifdef __GNUC__</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span><span class="preprocessor">#define GCC_Like_Pragma _Pragma</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span><span class="preprocessor">#define GCC_Like_Pragma(x)</span></div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span> </div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span><span class="comment">// Clang_Pragma(x) is a pragma on Clang only</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span><span class="preprocessor">#ifdef __clang__</span></div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span><span class="preprocessor">#define Clang_Pragma _Pragma</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span><span class="preprocessor">#define Clang_Pragma(x)</span></div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span><span class="comment">// GCC_Pragma(x) is a pragma on GCC only</span></div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span><span class="preprocessor">#if PICO_C_COMPILER_IS_GNU</span></div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span><span class="preprocessor">#define GCC_Pragma _Pragma</span></div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span><span class="preprocessor">#define GCC_Pragma(x)</span></div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span><span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span><span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span> </div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"><a class="line" href="group__pico__platform.html#ga7a3538bc029b0e60c2f308008fc095c6">  109</a></span><span class="preprocessor">#define __isr</span></div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span> </div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno">  111</span><span class="preprocessor">#define __packed_aligned __packed __aligned(4)</span></div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno">  112</span> </div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno">  122</span><span class="preprocessor">#if PICO_C_COMPILER_IS_GNU &amp;&amp; (__GNUC__ &lt;= 6 || (__GNUC__ == 7 &amp;&amp; (__GNUC_MINOR__ &lt; 3 || !defined(__cplusplus))))</span></div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno">  123</span><span class="preprocessor">#define __force_inline inline __always_inline</span></div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"><a class="line" href="group__pico__platform.html#ga23eadd8d1642fb8fe4600708c36e116a">  125</a></span><span class="preprocessor">#define __force_inline __always_inline</span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno">  127</span> </div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno">  131</span><span class="preprocessor">#ifndef count_of</span></div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"><a class="line" href="group__pico__platform.html#ga29022c0c92a05cf88ca5046c59d6f629">  132</a></span><span class="preprocessor">#define count_of(a) (sizeof(a)/sizeof((a)[0]))</span></div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno">  133</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span> </div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno">  138</span><span class="preprocessor">#ifndef MAX</span></div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"><a class="line" href="group__pico__platform.html#gafa99ec4acc4ecb2dc3c2d05da15d0e3f">  139</a></span><span class="preprocessor">#define MAX(a, b) ((a)&gt;(b)?(a):(b))</span></div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno">  140</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno">  141</span> </div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno">  145</span><span class="preprocessor">#ifndef MIN</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"><a class="line" href="group__pico__platform.html#ga3acffbd305ee72dcd4593c0d8af64a4f">  146</a></span><span class="preprocessor">#define MIN(a, b) ((b)&gt;(a)?(a):(b))</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno">  147</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno">  148</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno">  149</span><span class="preprocessor">#ifdef __ARM_ARCH_ISA_THUMB</span></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno">  150</span><span class="preprocessor">#define pico_default_asm(...) __asm (&quot;.syntax unified\n&quot;</span> __VA_ARGS__)</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno">  151</span><span class="preprocessor">#define pico_default_asm_volatile(...) __asm volatile (&quot;.syntax unified\n&quot;</span> __VA_ARGS__)</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno">  152</span><span class="preprocessor">#define pico_default_asm_goto(...) __asm goto (&quot;.syntax unified\n&quot;</span> __VA_ARGS__)</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno">  153</span><span class="preprocessor">#define pico_default_asm_volatile_goto(...) __asm volatile goto (&quot;.syntax unified\n&quot;</span> __VA_ARGS__)</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno">  154</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno">  155</span><span class="preprocessor">#define pico_default_asm(...) __asm (__VA_ARGS__)</span></div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno">  156</span><span class="preprocessor">#define pico_default_asm_volatile(...) __asm volatile (__VA_ARGS__)</span></div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno">  157</span><span class="preprocessor">#define pico_default_asm_goto(...) __asm goto (__VA_ARGS__)</span></div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno">  158</span><span class="preprocessor">#define pico_default_asm_volatile_goto(...) __asm volatile goto (__VA_ARGS__)</span></div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno">  159</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno">  160</span> </div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"><a class="line" href="group__pico__platform.html#gac01ec0ae597f7572f8e298fa4f48c8e6">  173</a></span><a class="code hl_define" href="group__pico__platform.html#ga23eadd8d1642fb8fe4600708c36e116a">__force_inline</a> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code hl_function" href="group__pico__platform.html#gac01ec0ae597f7572f8e298fa4f48c8e6">__compiler_memory_barrier</a>(<span class="keywordtype">void</span>) {</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno">  174</span>    pico_default_asm_volatile (<span class="stringliteral">&quot;&quot;</span> : : : <span class="stringliteral">&quot;memory&quot;</span>);</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno">  175</span>}</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno">  176</span> </div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"><a class="line" href="group__pico__platform.html#ga2d0b8227d9981a22692d5ef6aa1a386f">  183</a></span><span class="preprocessor">#define __check_type_compatible(type_a, type_b) static_assert(__builtin_types_compatible_p(type_a, type_b), __STRING(type_a) &quot; is not compatible with &quot;</span> __STRING(type_b));</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno">  184</span> </div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno">  185</span><span class="preprocessor">#define WRAPPER_FUNC(x) __wrap_ ## x</span></div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno">  186</span><span class="preprocessor">#define REAL_FUNC(x) __real_ ## x</span></div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno">  187</span> </div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno">  188</span><span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno">  189</span>}</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno">  190</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno">  191</span> </div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno">  192</span><span class="preprocessor">#else </span><span class="comment">// __ASSEMBLER__</span></div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno">  193</span> </div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno">  194</span><span class="preprocessor">#if defined __GNUC__</span></div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno">  195</span><span class="comment">// note LLVM defines __GNUC__</span></div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno">  196</span><span class="preprocessor">#ifdef __clang__</span></div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno">  197</span><span class="preprocessor">#define PICO_ASSEMBLER_IS_CLANG 1</span></div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno">  198</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno">  199</span><span class="preprocessor">#define PICO_ASSEMBLER_IS_GNU 1</span></div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno">  200</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno">  201</span><span class="preprocessor">#elif defined __ICCARM__</span></div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno">  202</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno">  203</span><span class="preprocessor">#error Unsupported toolchain</span></div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno">  204</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno">  205</span> </div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno">  206</span><span class="preprocessor">#define WRAPPER_FUNC_NAME(x) __wrap_##x</span></div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno">  207</span> </div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno">  208</span><span class="preprocessor">#endif </span><span class="comment">// !__ASSEMBLER__</span></div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno">  209</span> </div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno">  210</span><span class="preprocessor">#endif</span></div>
<div class="ttc" id="agroup__pico__platform_html_ga23eadd8d1642fb8fe4600708c36e116a"><div class="ttname"><a href="group__pico__platform.html#ga23eadd8d1642fb8fe4600708c36e116a">__force_inline</a></div><div class="ttdeci">#define __force_inline</div><div class="ttdoc">Attribute to force inlining of a function regardless of optimization level.</div><div class="ttdef"><b>Definition:</b> compiler.h:125</div></div>
<div class="ttc" id="agroup__pico__platform_html_gac01ec0ae597f7572f8e298fa4f48c8e6"><div class="ttname"><a href="group__pico__platform.html#gac01ec0ae597f7572f8e298fa4f48c8e6">__compiler_memory_barrier</a></div><div class="ttdeci">static __always_inline void __compiler_memory_barrier(void)</div><div class="ttdoc">Ensure that the compiler does not move memory access across this method call.</div><div class="ttdef"><b>Definition:</b> compiler.h:173</div></div>
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